Beatty, L. F. (1981). Still pictures. Educational Technology Publications.
Citación estilo ChicagoBeatty, LaMond F. Still Pictures. Englewood Cliffs, N.J.: Educational Technology Publications, 1981.
Cita MLABeatty, LaMond F. Still Pictures. Educational Technology Publications, 1981.
Warning: These citations may not always be 100% accurate.